"Zuciyar" Laser: matsakaicin riba

"Zuciyar" Laser: Gainmedium
In fasahar laser, daLaser gainmedium(wanda kuma aka sani da matsakaici mai aiki ko sinadarin aiki na laser) shine babban sinadarinlaserYana cimma juyewar adadin ƙwayoyin cuta ta hanyar famfo, yana ba da damar ƙara haske, yana rama asarar da aka samu a cikin ramin resonant, kuma ta haka yana samar da fitarwa mai haɗin kai ta laser. Ba tare da ingantaccen hanyar samun riba ba, ba za a sami laser mai inganci ba.
1. Babban ra'ayi da kuma ƙa'idar aiki na kafofin watsa labarai na gain.
Aikin gain media shine ƙara ƙarfin gani ta hanyar fitar da hayaki mai ƙarfi. Yawanci, ana buƙatar famfo na waje (famfon gani ko famfo na lantarki) don samar da makamashi don cimma juyewar kuzarin ƙwayoyin halitta na matakin sama.
2. Bukatun samun ingantaccen riba:
Ba duk kayan da za a iya amfani da su a matsayin kafofin watsa labarai na riba ba. Muhimman buƙatu: Canjin Laser: Akwai ƙarfi mai ƙarfi na watsawa (o_em) a cikin kewayon tsawon zangon da aka nufa. Babban bayyananne: Kayan mai masaukin yana da haske ga tsawon laser da famfo. Ingancin sha famfo: Daidaita tushen famfo da ake da shi (kamar famfon 808 nm LD Nd:YAG) ya dace da tsawon matakin sama (T): Tsawon rayuwa yana da amfani ga sauya Q, ɗan gajeren rayuwa yana da amfani ga daidaitawa. Babban ingancin adadi: Ƙarancin kashewa, ƙarancin shawar yanayin da ke motsa jiki. Babban samfurin o·T: Cimma babban riba da ƙarancin iyaka. Faɗin samun bandwidth mai faɗi: Mai amfani ga daidaita tsawon zango da bugun ultrashort. Halayen zafi da na inji: Babban watsawar zafi, ƙarancin ƙimar thermo-optic, babban matakin lalacewa. Wasu: Kwanciyar hankali na sinadarai, babu hygroscopicity, babban matakin lalacewa. Waɗannan buƙatu galibi suna karo da juna. Misali, babban bandwidth yawanci yana nufin ƙaramin sashe, kuma wannan yana buƙatar musanya a cikin yanayin aikace-aikace.
Matsakaicin riba shine babban abin da ke haifar daaikin laserDaga tsoffin Nd:YAG zuwa zare na gani na zamani masu ƙarfi, ci gaba a cikin kayan aiki ya ci gaba da faɗaɗa aikace-aikacen lasers. A cikin ƙira mai amfani, sau da yawa ana buƙatar kwaikwayon lambobi don inganta yawan doping, tsarin famfo, da sauransu.